body * {
	box-sizing: border-box;
	flex-shrink: 0;
}

body {
	font-family: PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,
		Arial, PingFang SC-Light, Microsoft YaHei;
}

button {
	margin: 0;
	padding: 0;
	border: 1px solid transparent;
	outline: none;
	background-color: transparent;
}

button:active {
	opacity: 0.6;
}

.flex-col {
	display: flex;
	flex-direction: column;
}

.flex-row {
	display: flex;
	flex-direction: row;
}

.justify-start {
	display: flex;
	justify-content: flex-start;
}

.justify-center {
	display: flex;
	justify-content: center;
}

.justify-end {
	display: flex;
	justify-content: flex-end;
}

.justify-evenly {
	display: flex;
	justify-content: space-evenly;
}

.justify-around {
	display: flex;
	justify-content: space-around;
}

.justify-between {
	display: flex;
	justify-content: space-between;
}

.align-start {
	display: flex;
	align-items: flex-start;
}

.align-center {
	display: flex;
	align-items: center;
}

.align-end {
	display: flex;
	align-items: flex-end;
}

.box {
	box-shadow: 3px 3px 10px rgba(180, 180, 180, 0.3);
}